Year	current US$
1970	149700001.1652707
1971	142609999.41080767
1972	191779995.76181167
1973	197979999.22931153
1974	268119994.24733186
1975	303550001.1835246
1976	233210006.6486744
1977	249939994.9014192
1978	281260004.8854952
1979	280800000.1963228
1980	298250009.6447765
1981	323249995.933846
1982	291300012.92750216
1983	290000011.6731969
1984	293280002.9069181
1985	249950005.84237313
1986	241660007.46190575
1987	231229992.3170355
1988	264540000.87454954
1989	289430005.3864717
1990	304399991.2925065
1991	295820008.2965197
1992	285939997.82018393
1993	249049997.2794208
1994	264489996.72755638
1995	263220005.04471412
1996	264609996.4566532
1997	249590002.68578553
1998	267689995.63902608
1999	243590003.84435034
2000	298410009.29288554
2001	210420001.92031252
2002	233340000.29973647
2003	256330006.00338036
2004	299939998.1498721
2005	310380005.693063
2006	345440000.55268383
2007	399050005.0783162
2008	465839989.2970922
2009	464520004.7343974
2010	712980004.34041
2011	798329995.1851363
2012	834160013.1690509
2013	776449998.1179831
2014	660629993.6994913
2015	594870013.1289659
2016	491459998.4176458
2017	561339987.6188486
2018	575780006.8147485
2019	534290014.5482267
2020	509859989.0060725
2021	906129976.9505855
2022	648200002.8174369